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| author | Peter Tyser <ptyser@xes-inc.com> | 2014-03-10 16:34:51 -0500 |
|---|---|---|
| committer | Lee Jones <lee.jones@linaro.org> | 2014-03-19 09:00:00 +0000 |
| commit | f5dccb15877b82a40950c6f752d5345c86189fc9 (patch) | |
| tree | 70ddb3e718a1f2924f21ab4d3129db4e3187cd69 /drivers/mfd | |
| parent | 037b60f2ca9403d02cbee60ad0a10f3806f9dc4b (diff) | |
| download | linux-f5dccb15877b82a40950c6f752d5345c86189fc9.tar.gz linux-f5dccb15877b82a40950c6f752d5345c86189fc9.tar.bz2 linux-f5dccb15877b82a40950c6f752d5345c86189fc9.zip | |
mfd: lpc_ich: Fix ACPI enable bitmask
The original bitmask of 0x10 was incorrect and would result in a write
to a reserved read-only bit instead of enabling the ACPI I/O
region. Update it to the proper value of 0x80.
Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Tested-by: Rajat Jain <rajatjain@juniper.net>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd')
| -rw-r--r-- | drivers/mfd/lpc_ich.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mfd/lpc_ich.c b/drivers/mfd/lpc_ich.c index 17eff0925ac1..2be85a4b36c0 100644 --- a/drivers/mfd/lpc_ich.c +++ b/drivers/mfd/lpc_ich.c @@ -759,7 +759,7 @@ static void lpc_ich_enable_acpi_space(struct pci_dev *dev) u8 reg_save; pci_read_config_byte(dev, priv->acpi.ctrl, ®_save); - pci_write_config_byte(dev, priv->acpi.ctrl, reg_save | 0x10); + pci_write_config_byte(dev, priv->acpi.ctrl, reg_save | 0x80); priv->acpi.save = reg_save; } |